Home / 4,774.08-7,161.12-2,794.86

Finding the Fourth Proportional to 4,774.08, 7,161.12 and 2,794.86

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Solution

The fourth proportional to 4,774.08, 7,161.12 and 2,794.86 is: 4,192.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,774.08 : 7,161.12 = 2,794.86 : x
  2. Step 2: Convert to fraction form
    4,774.08/7,161.12 = 2,794.86/x
  3. Step 3: Cross multiply
    4,774.08x = 7,161.12 × 2,794.86
  4. Step 4: Simplify right side
    4,774.08x = 20,014,327.84
  5. Step 5: Solve for x
    x = 20,014,327.84/4,774.08
  6. Step 6: Final answer
    x = 4,192.29

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.